diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 5ec3ffd..d61d45a 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -32,7 +32,7 @@ jobs:
         run: |
           cd ./out
           mkdir iso_parts
-          md5sum $(ls *.iso) > iso_parts/iso-md5sums-nvidia.txt
+          md5sum "$(ls *.iso)" > iso_parts/iso-md5sums-nvidia.txt
           7z -v1000m a iso_parts/"$(ls *.iso)".zip "$(ls *.iso)"
           md5sum iso_parts/* > iso_parts/md5sums-nvidia.txt
           gh release upload ${{ github.event.release.tag_name }} ./iso_parts/* -R ${{ github.repository }}
@@ -54,7 +54,7 @@ jobs:
         run: |
           cd ./out
           mkdir iso_parts
-          md5sum $(ls *.iso) > iso_parts/iso-md5sums.txt
+          md5sum "$(ls *.iso)" > iso_parts/iso-md5sums.txt
           7z -v1000m a iso_parts/"$(ls *.iso)".zip "$(ls *.iso)"
           md5sum iso_parts/* > iso_parts/md5sums.txt
           gh release upload ${{ github.event.release.tag_name }} ./iso_parts/* -R ${{ github.repository }}